SAXSdb — 5m9e

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Microtubule integrity protein mal3

Schizosaccharomyces pombe 972h-

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Phosphoprotein p93 × 2 （Q09933）	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	Phosphoprotein p93 × 2 （Q09933）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MAL3_SCHPO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–77； UniProt 174–247 Author chain B； PDBConstruct 4–77； UniProt 174–247 Author chain C； PDBConstruct 4–77； UniProt 174–247 Author chain D； PDBConstruct 4–77； UniProt 174–247

Phosphoprotein p93

OrganismNot specified

UniProt Q09933

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Microtubule integrity protein mal3 × 2 （Q10113）	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	Microtubule integrity protein mal3 × 2 （Q10113）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	DIS1_SCHPO
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain E； PDBConstruct 1–20； UniProt 833–852 Author chain F； PDBConstruct 1–20； UniProt 833–852 Author chain G； PDBConstruct 1–20； UniProt 833–852 Author chain H； PDBConstruct 1–20； UniProt 833–852

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	5m9e
Deposition date deposition_date	2016-11-01
Structure title title	Interactions between the Mal3 EB1-like domain and Dis1
Keywords keywords	EB1 domain, microtubule-binding, coiled-coil, cell cycle; CELL CYCLE
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

5m9e__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5m9e__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5m9e__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	22.02 Å
Rg (electron density)	21.79 Å
Total Rg	22.47 Å
Atom count	1401
Residues	171
Excluded volume	24927 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5m9e__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`5m9e__assembly_2__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (2)

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	5m9eA00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	1430 —

Domain ID domain_id	5m9eB00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	1430 —

Domain ID domain_id	5m9eC00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	1430 —

Domain ID domain_id	5m9eD00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	1430 —

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Unit-cell length a length_a	93.305 Å
Unit-cell length b length_b	93.305 Å
Unit-cell length c length_c	196.545 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	48

Space group space_group	P 65 2 2
Space-group number int_tables_number	179
Crystal system crystal_system	—

Resolution resolution	2.830 Å
Low-resolution limit resolution_low	80.800 Å
R factor r_factor	0.2691
R_work r_work	0.2660
R_free r_free	0.3245

Description description	Microtubule integrity protein mal3
Molecular weight formula_weight	9030.1 kDa
Source method src_method	man
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	2805

Interactions between the Mal3 EB1-like domain and Dis1

1. Protein Identity and Related Structures Protein Identity & Related Structures

Microtubule integrity protein mal3

State in the Current Structure

Other States of the Same Protein in the Database

Phosphoprotein p93

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

5m9e__assembly_1__model_1

5m9e__assembly_1__model_1 | I(q)

5m9e__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Source organism organism	Schizosaccharomyces pombe 972h-
NCBI taxonomy ID ncbi_taxonomy_id	284812
Host organism host_organism	Escherichia coli

Interactions between the Mal3 EB1-like domain and Dis1

1. Protein Identity and Related Structures Protein Identity & Related Structures

Microtubule integrity protein mal3

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Phosphoprotein p93

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

5m9e__assembly_1__model_1

5m9e__assembly_1__model_1 | I(q)

5m9e__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)